<?php
/**
 * Copyright 2011  SURFfoundation
 * 
 * This file is part of ESCAPE.
 * 
 * ESCAPE is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * ESCAPE is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with ESCAPE.  If not, see <http://www.gnu.org/licenses/>.
 * 
 * For more information:
 * http://escapesurf.wordpress.com/
 * http://www.surffoundation.nl/
 * 
 * Contact: d.vierkant@utwente.nl
 * 
 * @license http://www.gnu.org/licenses/gpl.html GNU GPLv3
 */
?>
<?php
/**
 * Get aggregated resource ID by external URI
 * 
 * Get the ID of an aggregated resource using the external URI.
 */
class escape_repositoryui_rpc_GetAggregatedResourceIdByExternalUri extends escape_repositoryui_RpcHandler
{
	public function handleRequest()
	{
		$aggregationId = $_REQUEST['aggregationId'];
		$aggregationUri = $this->repository->convertDataObjectIdToObjectUri($aggregationId);

		$externalUri = $_REQUEST['externalUri'];
		
		$aggregatedResource = null;
		$aggregation = null;
		try {
			$aggregation = $this->repository->getOreAggregationByUri($aggregationUri);
			$aggregatedResource = $aggregation->getAggregatedResourceByExternalUri($externalUri);
		}
		catch(Exception $exception)
		{
			//TODO: handle errors
			throw new escape_repositoryui_exception_Rpc($exception->getMessage());
		}
		
		print json_encode($aggregatedResource->getId());
	}
}
